Unit 7 第四课时 Section B（1a-1d)课件【大单元教学】人教版八年级英语下册

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COMPANY SLOGAN
人教版 英语（八年级下）
Section B（1a-1d）
Unit 7
What’s the highest mountain in the world
Lead-in
2
Pre-listening
3
While-listening
4
Content
Post-listening
5
Language points
6
Summary
7
Exercises
8
1
Learning objectives
文化意识
语言能力
思维品质
学习能力
1
Learning objectives
1 .学习词汇句型:cm, weigh, birth, adult, at birth, up to，many times more than 等；2.掌握倍数表达法。
能听懂接近自然语速、熟悉话题的简单语段，识别主题，获取主要信息。能围绕话题，运用所学语言结构，与他人进行日常交流。
通过对比学习幼年和成年大熊猫，增强动物保护意识，激发学生敬爱生命的思 想。
培养学生热爱动物的情操，引导同学们传播中国文化。
How much do you know about them
Do you like these animals
Do you know any basic facts about the elephant
cm (=centimeters)
It's animal on land.
It is cm tall.
It 5,000 kilos.
It kilos of food a day.
It always eats .
the biggest
350
eats 150
weighs
vegetables, plants and some fruits
Do you know any basic facts about the panda
It's one of
in the world.
It is cm tall.
, it is only about 0.1 to 0.2 kilos, but an adult one weighs 100 kilos, is 150cm tall.
It eats of food a day.
It always eats .
It is
China.
the oldest
species
a symbol
of
150
10 kilos
bamboos
At birth
height
weight
behavior
What can we describe when we talk about wild animals
make conversation in pairs with the information above.
Elephant
is 350 cm tall
weighs 5,000 kilos
eats 150 kilos of food a day
Panda
is 150 cm tall
(standing on two legs)
weighs 100 kilos
eats 10 kilos of food a day
Compare facts about these two animals. Use the language in the box to help you make sentences.
1a
This elephant weighs many times this panda.
— weighs 5,000 kilos
— weighs 100 kilos
weight
more than
200cm
This elephant is
than this panda.
— is 150 cm tall
— is 350 cm tall
This panda is
than this elephant.
height
200 cm taller
200 cm shorter
behavior
The elephant eats ______ ______ than the panda.
The elephant eats______ _____ ____ ____the panda.
much more
many times more than
— eats 150 kilos of food a day
—eat 10 kilos of food a day
英语中“倍数”的表达方式：
①.表示 “A 比 B 长（宽、高、大、重等）N 倍”时，其结构为“A ＋ be ＋ 基数词（N）＋times ＋ 形容词比较级 ＋ than ＋ B ”。
e.g. This hall is four times bigger than our classroom.
这个大厅比我们的教室大四倍。
He runs three times faster than his brother.
他跑得比他弟弟快三倍。
【注意】：“两倍”可用twice表示。
②.表示“A 的长度（宽度，高度，大小，重量等）是 B 的 N 倍”，可用 “A ＋ be ＋ 基数词（N）＋times ＋ as ＋ 形容词原级 ＋ as ＋ B”结构。
e.g. 这棵树是那棵树的三倍高。
This tree is three times as tall as that one.
他父亲的年纪有他两倍大。
His father is twice as old as he.
③表示“A的高度/重量/长度……是B的多少倍”。“A+谓语动词+倍数+the height / weight / length …+of + B ”
e.g. His father is twice the age of he.
他父亲的年纪有他两倍大。
This tree is three times the length of that one.
这棵树是那棵树的三倍高。
Listen and check(√) the numbers you hear.
____ 100 ____ 16 ____ 20 ____ 50
____ 120 ____ 0.1 ____ 0.2 ____ 150
√
√
√
√
√
1b
A Baby Panda was born
1. At birth, a baby panda is about _______ to ________ kilos.
2. At birth, a baby panda is about _______ cm long.
3. A baby panda is not black. It is _______ and it has no _______.
4. A panda can live up to ________ to ________ years.
0.1
0.2
15
pink
teeth
20
30
Listen again and complete the sentences.
1c
Teacher：Do you have any questions about baby pandas
Boy 1： Are they _____ _______ ____an adult panda
Teacher：Yes. When they’re born, they only weigh about 0.1 to 0.2 kilos.
Boy 1： Wow, that’s small! I know an adult panda _____ ____ ______
more than a baby.
Teacher：That’s right. And the adult pandas weigh _______100 kilos.
Boy 2： What about ___ ____ ___a baby panda How small is it
much smaller than
weighs many times
around
the size of
Listen again and fill in the blanks.
Teacher：____ _____, it’s only around 15 cm long, but an adult panda is around 150 cm long.
Girl 1： Is a baby panda also_____ ____ ____
Teacher：No, you would never guess! A baby panda is pink and it cannot see. It also doesn’t have any teeth.
Girl 1： How long can pandas live
Teacher：They can ____ ___ ___20 to 30 years.
At birth
black and white
live up to
Make a comparison between a baby panda and an adult panda.
A baby panda
An adult panda
Weight
Height
Color
Others
0.1 to 0.3 kilos
about 100 kilos
around 15 cm long
around 150 cm tall
pink
black and white
can’t see,
has no teeth
Take turns telling your classmates about pandas.
A: A baby panda cannot see.
B: An adult panda weighs many times more than a baby panda.
1d
1. sth. weigh(s)…某物称重为……,其名词为weight.
An adult panda weighs 100 kilos.
The weight of the panda is 10 kilos.
2. at birth表时间,意为“出生时”，相当于when... was born.
Man's nature at birth is good.人之初,性本善。
give birth to…生(孩子)；产生
My aunt gave birth to a beautiful baby girl yesterday.
Language points
6
3. up to 到达（数量，程度等）；不多于
In China, children must get education up to 6 years.
4.倍数等比较级的表达：...is/ weighs ... times more than...
An adult panda is 10 times longer than a baby one.
The elephant is 200 cm taller than the panda.
1.能熟悉并正确运用本课时的重点单词和短语
2.能正确表达倍数和比较程度
3.能通过听说活动，了解大熊猫及其幼崽
Summary
7
一、用所给单词的适当形式填空。
1.He ____________(weigh) the stone in his hand just now．
2.His wife gave ____________(birthday) to a baby boy yesterday．
3.Many ____________(adult) also like playing computer games．
4.The elephant weighs many times _________ (much) than the panda．
5.Town Cinema is ____________(cheap) than Screen City．
6.The size of our school is____________ (two) bigger than theirs.
weighed
birth
adults
more
cheaper
twice
Exercises
8
二、完成句子。
1.她每天都称重,想减肥。
She _________ herself every day and wants to _________ __________.
2.他跑得比他弟弟快三倍。
He runs __________ ___________ _________than his brother.
3.出生时，这个婴儿非常虚弱。
　_________ __________ ， the baby was very weak.
4.成年大熊猫比熊猫宝宝重很多倍。
An adult panda _________ ________ ________more than a baby panda.
5.我们学校有多达两千名学生。
There are __________ _________ 2,000 students in our school.
weighs lose weight
three times faster
At birth
weighs many times
up to
三. 翻译句子。
刚出生时，熊猫宝宝大约有15公分长。
2. 大象比这个熊猫要重许多倍。
3. 我的书要比妹妹的多三倍。
At birth, a baby panda is about 15 cm long.
The elephant weighs many times more than this panda.
My books are three times more than my sister’s.
好好学习，天天向上！
Good, good study，day, day up!